ALLOY ON COPPER BASIS Russian patent published in 2008 - IPC C22C9/00 

Abstract RU 2333976 C1

FIELD: metallurgy.

SUBSTANCE: invention concerns metallurgy field and manufacturing of alloy on copper basis which can be used for production of bijouterie, prize sign, coins, articles of decorative and applied arts. Introduced alloy on copper basis contains components in the following ratio (mass %): gold 2.25 - 2.75, aluminium 7.25 - 7.75, indium 0.25 - 0.5, germanium 0.25 - 0.5, copper 88.75 - 89.75.

EFFECT: increasing of alloy on copper basis free-flowing.

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RU 2 333 976 C1

Authors

Shchepochkina Julija Alekseevna

Dates

2008-09-20Published

2007-02-14Filed